<template>
  <div class="tab-bar-item" @click="itemClick">
    <div  v-if = "!isActive">
      <slot name="item-icon"></slot>
    </div>
    <div  v-else>
      <slot name="item-icon-active"></slot>
    </div>
    <div :style="activeStyle">
      <slot name="item-text"></slot>
    </div>
  </div>
</template>

<script>
export default {
  name: "ItemTabBar",
  props: {
      path: String,
      activeColor: {
          type: String,
          default: "red"
      }
  },
  data() {
    return {
    };
  },
  computed: {
      isActive() {
          return this.$route.path.indexOf(this.path) !== -1;
      },
      activeStyle() {
          return this.isActive ? {color: this.activeColor}: {}
      }
  },
  methods: {
      itemClick: function() {
          this.$router.push(this.path)
      }
  }
};
</script>

<style>
.tab-bar-item {
  flex: 1;
  text-align: center;
  height: 49px;
  font-size: 14px;
}
.tab-bar-item img {
  width: 24px;
  height: 24px;
  margin-top: 3px;
  vertical-align: middle;
  margin-bottom: 2px;
}
</style>